forked from clan/clan-core
clan template: reduce autogenerate code to a minimum
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28
lib/build-clan/default.nix
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28
lib/build-clan/default.nix
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@ -0,0 +1,28 @@
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{ nixpkgs, clan, lib }:
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{ directory # The directory containing the machines subdirectory
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, specialArgs ? { } # Extra arguments to pass to nixosSystem i.e. useful to make self available
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, machines ? { } # allows to include machine-specific modules i.e. machines.${name} = { ... }
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}:
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let
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machinesDirs =
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if builtins.pathExists (directory + /machines)
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then builtins.readDir (directory + /machines)
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else { };
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machineSettings = machineName:
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if builtins.pathExists (directory + /machines/${machineName}/settings.json)
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then builtins.fromJSON (builtins.readFile (directory + /machines/${machineName}/settings.json))
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else { };
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nixosConfigurations = lib.mapAttrs
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(name: _mod:
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nixpkgs.lib.nixosSystem {
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modules = [
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(machineSettings name)
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(machines.${name} or { })
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] ++ lib.attrValues clan.clanModules;
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specialArgs = specialArgs;
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})
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machinesDirs;
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in
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nixosConfigurations
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@ -1,4 +1,4 @@
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{ lib, ... }:
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{ lib, clan, nixpkgs, ... }:
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{
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findNixFiles = folder:
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lib.mapAttrs'
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@ -13,4 +13,6 @@
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(builtins.readDir folder);
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jsonschema = import ./jsonschema { inherit lib; };
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buildClan = import ./build-clan { inherit lib clan nixpkgs; };
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}
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@ -1,8 +1,12 @@
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{ lib
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, inputs
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, ...
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}: {
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imports = [
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./jsonschema/flake-module.nix
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];
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flake.lib = import ./default.nix { inherit lib; };
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flake.lib = import ./default.nix {
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inherit lib;
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inherit (inputs) clan nixpkgs;
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};
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}
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@ -1,46 +0,0 @@
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# AUTOMATICALLY GENERATED by clan
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# TODO: move this code to a flakeModule in clan-core and import it via flake input
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{ self, lib, inputs, ... }:
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let
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evalConfig = import (self.inputs.nixpkgs + /lib/eval-config.nix);
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evalMachine = machineModule: evalConfig {
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modules = [ machineModule ];
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};
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machinesDirs =
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if builtins.pathExists ./machines
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then builtins.readDir ./machines
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else { };
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machineSettings = machineName:
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if builtins.pathExists ./machines/${machineName}/settings.json
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then (builtins.fromJSON (builtins.readFile ./machines/${machineName}/settings.json))
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else { };
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# load all clan modules by default
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machineModule = machineName: {
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imports =
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(lib.attrValues inputs.clan.clanModules)
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++ [ (machineSettings machineName) ];
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};
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# autoamtically generate machine modules for all directories under ./machines
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machineModulesGenerated =
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lib.flip lib.mapAttrs' machinesDirs (name: _: {
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name = "machine-${name}";
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value = machineModule name;
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});
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# re-read the machine modules from the flake outputs, to allow amchines being
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# defined by custom mechanisms
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machineModules =
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lib.filterAttrs (name: _: lib.hasPrefix "machine-" name) self.nixosModules;
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in
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{
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flake.nixosModules = machineModulesGenerated;
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# generate nixosConfigurations for all machines under self.nixosModules.machines-{machine_name}
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flake.nixosConfigurations =
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lib.mapAttrs (_: mod: evalMachine mod) machineModules;
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}
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@ -1,16 +1,11 @@
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{
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description = "<Put your description here>";
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inputs = {
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clan-core.url = "git+https://git.clan.lol/clan/clan-core";
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flake-parts.url = "github:hercules-ci/flake-parts";
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};
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inputs.clan-core.url = "git+https://git.clan.lol/clan/clan-core";
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outputs = inputs @ { flake-parts, ... }:
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flake-parts.lib.mkFlake { inherit inputs; } {
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systems = [ "x86_64-linux" ];
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imports = [
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./clan-flake-module.nix
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];
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outputs = { clan-core, ... }: {
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nixosConfigurations = clan-core.lib.buildClan {
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directory = ./.;
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};
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};
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}
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@ -1 +0,0 @@
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["x86_64-linux"]
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